/* ===== Watt on Earth? — site styles =====
   Change the colours here and they update on every page. */
:root {
  --green: #2F6B1F;        /* main brand green (matches business card) */
  --green-dark: #1F4A14;   /* hover colour */
  --green-light: #E6EEDD;  /* soft background tint */
  --ink: #1E2619;          /* main text */
  --muted: #4E5949;        /* secondary text */
  --page: #F6F7F2;         /* page background */
  --line: #DCE3D3;         /* borders */
  --white: #FFFFFF;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Figtree", system-ui, sans-serif;
  color: var(--ink);
  background: var(--page);
  line-height: 1.55;
}

a { color: var(--green); }
a:hover { color: var(--green-dark); }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

.display {
  font-family: "Alegreya Sans SC", sans-serif;
  font-weight: 800;
  color: var(--green);
  letter-spacing: 0.5px;
}

/* ----- Header ----- */
.site-header { background: var(--white); border-bottom: 1px solid var(--line); }
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; padding-top: 12px; padding-bottom: 12px;
}
.brand { font-size: 28px; text-decoration: none; }
.nav { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.nav a { font-weight: 600; text-decoration: none; }
.nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 6px; }
.profile-icon {
  display: block; width: 48px; height: 48px; border-radius: 50%;
  border: 2px solid var(--green); overflow: hidden; background: var(--white);
}
.profile-icon img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ----- Homepage hero + search ----- */
.hero { text-align: center; padding: 56px 0 24px; }
.hero-logo { width: 128px; height: 128px; object-fit: contain; border-radius: 50%; }
.hero h1 { font-size: 56px; line-height: 1.05; margin: 12px 0; }
.hero p { font-size: 19px; color: #3B4636; max-width: 640px; margin: 0 auto; }
.rule { width: 72px; height: 5px; background: var(--green); border-radius: 3px; margin: 20px auto 0; }

.search { max-width: 640px; margin: 32px auto 0; text-align: left; }
.search label { display: block; font-weight: 600; color: var(--green); margin-bottom: 8px; }
.search-box {
  display: flex; align-items: center; gap: 12px; background: var(--white);
  border: 2px solid var(--green); border-radius: 999px; padding: 0 8px 0 20px; min-height: 56px;
}
.search-box input {
  flex: 1; min-width: 0; border: 0; outline: none; font: inherit; font-size: 18px;
  background: transparent; padding: 14px 0; color: var(--ink);
}
.search-box:focus-within { box-shadow: 0 0 0 4px var(--green-light); }

.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 16px; }
.chip, .btn-soft {
  font: inherit; font-weight: 600; font-size: 15px; cursor: pointer;
  border: 1.5px solid var(--green); border-radius: 999px; padding: 10px 18px; min-height: 44px;
  background: var(--white); color: var(--green);
}
.chip[aria-pressed="true"] { background: var(--green); color: var(--white); }
.btn-soft { background: var(--green-light); border-color: transparent; }

/* ----- Article cards ----- */
.results { padding: 24px 0 72px; }
.results-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 24px;
}
.results-head h2 { margin: 0; font-size: 30px; color: var(--ink); }
.results-head p { margin: 0; color: var(--muted); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.card {
  background: var(--white); border: 1px solid var(--line); border-radius: 16px;
  overflow: hidden; display: flex; flex-direction: column;
}
.card-img { height: 180px; background: var(--green-light); position: relative; }
.card-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-img .placeholder {
  position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 16px;
  font-family: "Alegreya Sans SC", sans-serif; font-weight: 800; font-size: 26px; color: var(--green);
}
.card-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-meta { margin: 0; font-size: 13px; font-weight: 600; letter-spacing: 0.4px; text-transform: uppercase; color: var(--muted); }
.card h3 { margin: 0; font-size: 20px; line-height: 1.3; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--green); }
.card-excerpt { margin: 0; color: #3B4636; flex: 1; }
.card-link { font-weight: 700; text-decoration: none; }

.empty {
  background: var(--white); border: 1px dashed #A9B8A0; border-radius: 16px;
  padding: 40px 24px; text-align: center;
}

/* ----- Simple content pages (About, Contact, Articles) ----- */
.page { max-width: 760px; margin: 0 auto; padding: 56px 24px 72px; }
.page h1 { font-size: 48px; margin: 0 0 16px; }
.page h2 { color: var(--green); margin-top: 36px; }
.about-top { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; margin-bottom: 24px; }
.about-top img { width: 140px; height: 140px; border-radius: 50%; object-fit: cover; border: 3px solid var(--green); background: var(--white); }

.form { display: flex; flex-direction: column; gap: 16px; margin-top: 24px; }
.form label { font-weight: 600; }
.form input, .form textarea {
  width: 100%; font: inherit; padding: 12px 14px; border: 1.5px solid #A9B8A0;
  border-radius: 10px; background: var(--white); color: var(--ink);
}
.form input:focus, .form textarea:focus { outline: 3px solid var(--green-light); border-color: var(--green); }
.btn {
  align-self: flex-start; font: inherit; font-weight: 700; color: var(--white); background: var(--green);
  border: 0; border-radius: 999px; padding: 12px 24px; min-height: 44px; cursor: pointer;
}
.btn:hover { background: var(--green-dark); }

.article-meta { color: var(--muted); font-weight: 600; }
.tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 24px; }
.tag { background: var(--green-light); color: var(--green); font-weight: 600; font-size: 14px; border-radius: 999px; padding: 4px 12px; text-decoration: none; }
.article-hero { width: 100%; border-radius: 16px; margin: 8px 0 8px; }
.caption { font-size: 14px; color: var(--muted); margin-top: 0; }

/* ----- Footer ----- */
.site-footer { background: var(--green); color: var(--white); }
.site-footer .wrap {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  padding-top: 28px; padding-bottom: 28px;
}
.site-footer a { color: var(--white); font-weight: 600; text-decoration: none; margin-left: 20px; }
.site-footer a:first-child { margin-left: 0; }
.site-footer p { margin: 0; }

/* ----- Phones ----- */
@media (max-width: 600px) {
  .hero h1 { font-size: 42px; }
  .page h1 { font-size: 36px; }
  .nav { gap: 16px; }
}